Categories

Oct

17

Q: What is the seeded customization of an application? A:“Seeded customization of an application is the process of taking a generalized application and making modifications to suit the needs of a particular group, such as a specific industry or site. Seeded customizations exist as part of the deployed application, and endure for the life of […]

May

28

The Oracle JDeveloper forum of the Oracle Technology Network (OTN) is growing larger and its popularity is increasing. This is great, but it is getting harder to find what you are looking for and identify the best solution for a specific issue. The best way to do this is through “The Oracle JDeveloper and ADF […]

Dec

14

During the past few days I have been experimenting on JDeveloper extensions development using the Extension SDK. The Extensions SDK together with a bundle of sample applications that utilize the SDK can be downloaded through the Updates wizard in JDeveloper. Even though the documentation found online is a bit poor I found it easy to […]

Oct

23

In this demo I tried to combine the usefull drag and drop functionality provided by ADF together with the af:tree component. The idea was very simple. Having a two level tree with Departments on the first level and Employees on the second. Expanding a Department node will make all Employee nodes that belong to the […]

Oct

17

Good looking, user friendly and easy to implement. These are the three most attractive characteristics of the hierarchy viewer component. In the following demo you can see step by step instructions and screen shots demonstrating how to create and link the model objects, as well as how to create the jsf components and bindings. In […]

Oct

8

If you are one of the many who are struggling with the migration from Oracle Forms to Oracle ADF then one of the first things that you need to read is this chapter of the documentation. ADF Equivalents of Common Oracle Forms Triggers It maps basic Forms action triggers to the ADF equivalent solutions.

Oct

4

A very impressive component in JDeveloper11g is the Carousel. It can be used to display multiple form information at the same time and easily navigate through them. I created a very simple demo presenting the basic functionality of this component. On the top of the page I added a read only table with the Departments […]

Oct

3

As mentioned in previous posts using Groovy exressions in jdeveloper is a fast, easy to implement, maintain and debug practice with several usages an ADF project. Consider the case where in Employees we need the Email attribute to be unique. To do this we create a uniqueKey validator in the Entity Object as described in […]

Sep

28

Performing a unique key validation for an attribute that is declared to be unique in the database requires a round trip to the database. This is quite expensive and there is a fast and easy way to work around it. The following method can be also implemented for attributes that do not have a unique […]

Sep

26

Good looking, user friendly and easy to implement. These are the three most attractive characteristics of the hierarchy viewer component. In the following demo you can see step by step instructions and screen shots demonstrating how to create and link the model objects, as well as how to create the jsf components and bindings. In […]